Fiberglass Batt Insulation – R-12 – 15" x 32' x 3.5"

This fiberglass batt insulation roll delivers R-12 thermal performance in a compact, easy-to-handle format sized for small projects. At 15 inches wide by 32 feet long and 3.5 inches thick, it fits standard wall and floor cavities without cutting. The flexible glass wool construction conforms to irregular framing members for consistent coverage. Weighing 6.66 lb, the single roll covers 40 sq ft, making it practical for targeted renovations, additions, or repairs where full batts would be excessive. Suitable for walls, floors, and attic spaces in residential construction.